Plugin::getBaseDir() - Code Metrics - Inspection of "CHANGED output dir to `composer-config-plugin-outp..." - hiqdev/composer-config-plugin - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( b85299...2a4a53 )

by Andrii

created 2016-12-26 09:49 UTC

Plugin::getBaseDir() A

↳ Parent: Plugin

Complexity

Conditions	2
Paths	2

Size

Total Lines	8
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	3
CRAP Score	2

Importance

Changes

Metric	Value
dl	0
loc	8
rs	9.4285
c	0
b	0
f	0
ccs	3
cts	3
cp	1
cc	2
eloc	4
nc	2
nop	0
crap	2

<?php

/*
 * Composer plugin for config assembling
 *
 * @link      https://github.com/hiqdev/composer-config-plugin
 * @package   composer-config-plugin
 * @license   BSD-3-Clause
 * @copyright Copyright (c) 2016, HiQDev (http://hiqdev.com/)
 */

namespace hiqdev\composer\config;

use Composer\Composer;
use Composer\EventDispatcher\EventSubscriberInterface;
use Composer\IO\IOInterface;
use Composer\Package\PackageInterface;
use Composer\Package\CompletePackageInterface;
use Composer\Package\RootPackageInterface;
use Composer\Plugin\PluginInterface;
use Composer\Script\Event;
use Composer\Script\ScriptEvents;
use Composer\Util\Filesystem;

/**
 * Plugin class.
 *
 * @author Andrii Vasyliev <[email protected]>
 */
class Plugin implements PluginInterface, EventSubscriberInterface
{
    const YII2_PACKAGE_TYPE = 'yii2-extension';
    const EXTRA_OPTION_NAME = 'config-plugin';

    /**
     * @var PackageInterface[] the array of active composer packages
     */
    protected $packages;

    /**
     * @var string absolute path to the package base directory
     */
    protected $baseDir;

    /**
     * @var string absolute path to vendor directory
     */
    protected $vendorDir;

    /**
     * @var Filesystem utility
     */
    protected $filesystem;

    /**
     * @var array config name => list of files
     */
    protected $files = [
        'defines' => [],
        'params'  => [],
    ];

    protected $aliases = [];

    protected $extensions = [];

    /**
     * @var array array of not yet merged params
     */
    protected $rawParams = [];

    /**
     * @var Composer instance
     */
    protected $composer;

    /**
     * @var IOInterface
     */
    public $io;

    /**
     * Initializes the plugin object with the passed $composer and $io.
     * @param Composer $composer
     * @param IOInterface $io
     */
    public function activate(Composer $composer, IOInterface $io)
    {
        $this->composer = $composer;
        $this->io = $io;
    }

    /**
     * Returns list of events the plugin is subscribed to.
     * @return array list of events
     */
    public static function getSubscribedEvents()
    {
        return [
            ScriptEvents::POST_AUTOLOAD_DUMP => [
                ['onPostAutoloadDump', 0],
            ],
        ];
    }

    /**
     * This is the main function.
     * @param Event $event
     */
    public function onPostAutoloadDump(Event $event)

    {
        $this->io->writeError('<info>Assembling config files</info>');
        $this->scanPackages();

        $builder = new Builder($this->files);
        $builder->setAddition(['aliases' => $this->aliases]);
        $builder->setIo($this->io);
        $builder->saveFiles();
        $builder->writeConfig('aliases', $this->aliases);
        $builder->writeConfig('extensions', $this->extensions);
        $builder->buildConfigs();
    }

    protected function scanPackages()
    {
        foreach ($this->getPackages() as $package) {
            if ($package instanceof CompletePackageInterface) {
                $this->processPackage($package);
            }
        }
    }

    /**
     * Scans the given package and collects extensions data.
     * @param PackageInterface $package
     */
    protected function processPackage(CompletePackageInterface $package)
    {
        $extra = $package->getExtra();
        $files = isset($extra[self::EXTRA_OPTION_NAME]) ? $extra[self::EXTRA_OPTION_NAME] : null;

        if ($package->getType() !== self::YII2_PACKAGE_TYPE && is_null($files)) {
            return;
        }

        if (is_array($files)) {
            $this->processFiles($package, $files);
        }

        $aliases = array_merge(
            $this->prepareAliases($package, 'psr-0'),
            $this->prepareAliases($package, 'psr-4')
        );
        $this->aliases = array_merge($this->aliases, $aliases);

        $this->extensions[$package->getPrettyName()] = array_filter([
            'name' => $package->getPrettyName(),
            'version' => $package->getVersion(),
            'reference' => $package->getSourceReference() ?: $package->getDistReference(),
            'aliases' => $aliases,
        ]);
    }

    protected function processFiles(CompletePackageInterface $package, array $files)
    {
        foreach ($files as $name => $pathes) {
            foreach ((array) $pathes as $path) {
                if (!isset($this->files[$name])) {
                    $this->files[$name] = [];
                }
                array_push($this->files[$name], $this->preparePath($package, $path));
            }
        }
    }

    /**
     * Prepare aliases.
     * @param PackageInterface $package
     * @param string 'psr-0' or 'psr-4'
     * @return array
     */
    protected function prepareAliases(PackageInterface $package, $psr)
    {
        $autoload = $package->getAutoload();
        if (empty($autoload[$psr])) {
            return [];
        }

        $aliases = [];
        foreach ($autoload[$psr] as $name => $path) {
            if (is_array($path)) {
                // ignore psr-4 autoload specifications with multiple search paths
                // we can not convert them into aliases as they are ambiguous
                continue;
            }
            $name = str_replace('\\', '/', trim($name, '\\'));
            $path = $this->preparePath($package, $path);
            if ('psr-0' === $psr) {
                $path .= '/' . $name;
            }
            $aliases["@$name"] = $path;
        }

        return $aliases;
    }

    /**
     * Builds path inside of a package.
     * @param PackageInterface $package
     * @param mixed $path can be absolute or relative
     * @return string absolute pathes will stay untouched
     */
    public function preparePath(PackageInterface $package, $path)
    {
        $skippable = false;
        if (strncmp($path, '?', 1) === 0) {
            $skippable = true;
            $path = substr($path, 1);
        }
        if (!$this->getFilesystem()->isAbsolutePath($path)) {
            $prefix = $package instanceof RootPackageInterface
                ? $this->getBaseDir()
                : $this->getVendorDir() . '/' . $package->getPrettyName()
            ;
            $path = $prefix . '/' . $path;
        }

        return ($skippable ? '?' : '') . $this->getFilesystem()->normalizePath($path);
    }

    /**
     * Sets [[packages]].
     * @param PackageInterface[] $packages
     */
    public function setPackages(array $packages)
    {
        $this->packages = $packages;
    }

    /**
     * Gets [[packages]].
     * @return \Composer\Package\PackageInterface[]
     */
    public function getPackages()
    {
        if ($this->packages === null) {
            $this->packages = $this->findPackages();
        }

        return $this->packages;
    }

    /**
     * Plain list of all project dependencies (including nested) as provided by composer.
     * The list is unordered (chaotic, can be different after every update).
     */
    protected $plainList = [];

    /**
     * Ordered list of package. Order @see findPackages
     */
    protected $orderedList = [];

    /**
     * Returns ordered list of packages:
     * - listed earlier in the composer.json will get earlier in the list
     * - childs before parents.
     * @return \Composer\Package\PackageInterface[]
     */
    public function findPackages()
    {
        $root = $this->composer->getPackage();
        $this->plainList[$root->getPrettyName()] = $root;
        foreach ($this->composer->getRepositoryManager()->getLocalRepository()->getCanonicalPackages() as $package) {
            $this->plainList[$package->getPrettyName()] = $package;
        }
        $this->orderedList = [];
        $this->iteratePackage($root, true);

        if ($this->io->isVerbose())  {
            $indent = ' - ';
            $packages = $indent . implode("\n$indent", $this->orderedList);
            $this->io->writeError($packages);
        }
        $res = [];
        foreach ($this->orderedList as $name) {
            $res[] = $this->plainList[$name];
        }

        return $res;
    }

    /**
     * Iterates through package dependencies.
     * @param PackageInterface $package to iterate
     * @param bool $includingDev process development dependencies, defaults to not process
     */
    public function iteratePackage(PackageInterface $package, $includingDev = false)
    {
        $name = $package->getPrettyName();

        /// prevent infinite loop in case of circular dependencies
        static $processed = [];
        if (isset($processed[$name])) {
            return;
        } else {
            $processed[$name] = 1;
        }

        $this->iterateDependencies($package);
        if ($includingDev) {
            $this->iterateDependencies($package, true);
        }
        if (!isset($this->orderedList[$name])) {
            $this->orderedList[$name] = $name;
        }
    }

    /**
     * Iterates dependencies of the given package.
     * @param PackageInterface $package
     * @param bool $dev which dependencies to iterate: true - dev, default - general
     */
    public function iterateDependencies(PackageInterface $package, $dev = false)
    {
        $path = $this->preparePath($package, 'composer.json');
        if (file_exists($path)) {
            $conf = json_decode(file_get_contents($path), true);
            $what = $dev ? 'require-dev' : 'require';
            $deps = isset($conf[$what]) ? $conf[$what] : [];
        } else {
            $deps = $dev ? $package->getDevRequires() : $package->getRequires();
        }
        foreach (array_keys($deps) as $target) {
            if (isset($this->plainList[$target]) && !isset($this->orderedList[$target])) {
                $this->iteratePackage($this->plainList[$target]);
            }
        }
    }

    /**
     * Get absolute path to package base dir.
     * @return string
     */
    public function getBaseDir()
    {
        if ($this->baseDir === null) {
            $this->baseDir = dirname($this->getVendorDir());
        }

        return $this->baseDir;
    }

    /**
     * Get absolute path to composer vendor dir.
     * @return string
     */
    public function getVendorDir()
    {
        if ($this->vendorDir === null) {
            $dir = $this->composer->getConfig()->get('vendor-dir', '/');
            $this->vendorDir = $this->getFilesystem()->normalizePath($dir);
        }

        return $this->vendorDir;
    }

    /**
     * Getter for filesystem utility.
     * @return Filesystem
     */
    public function getFilesystem()
    {
        if ($this->filesystem === null) {
            $this->filesystem = new Filesystem();
        }

        return $this->filesystem;
    }
}


1		<?php
2
3		/*
4		* Composer plugin for config assembling
5		*
6		* @link https://github.com/hiqdev/composer-config-plugin
7		* @package composer-config-plugin
8		* @license BSD-3-Clause
9		* @copyright Copyright (c) 2016, HiQDev (http://hiqdev.com/)
10		*/
11
12		namespace hiqdev\composer\config;
13
14		use Composer\Composer;
15		use Composer\EventDispatcher\EventSubscriberInterface;
16		use Composer\IO\IOInterface;
17		use Composer\Package\PackageInterface;
18		use Composer\Package\CompletePackageInterface;
19		use Composer\Package\RootPackageInterface;
20		use Composer\Plugin\PluginInterface;
21		use Composer\Script\Event;
22		use Composer\Script\ScriptEvents;
23		use Composer\Util\Filesystem;
24
25		/**
26		* Plugin class.
27		*
28		* @author Andrii Vasyliev <[email protected]>
29		*/
30		class Plugin implements PluginInterface, EventSubscriberInterface
31		{
32		const YII2_PACKAGE_TYPE = 'yii2-extension';
33		const EXTRA_OPTION_NAME = 'config-plugin';
34
35		/**
36		* @var PackageInterface[] the array of active composer packages
37		*/
38		protected $packages;
39
40		/**
41		* @var string absolute path to the package base directory
42		*/
43		protected $baseDir;
44
45		/**
46		* @var string absolute path to vendor directory
47		*/
48		protected $vendorDir;
49
50		/**
51		* @var Filesystem utility
52		*/
53		protected $filesystem;
54
55		/**
56		* @var array config name => list of files
57		*/
58		protected $files = [
59		'defines' => [],
60		'params' => [],
61		];
62
63		protected $aliases = [];
64
65		protected $extensions = [];
66
67		/**
68		* @var array array of not yet merged params
69		*/
70		protected $rawParams = [];
71
72		/**
73		* @var Composer instance
74		*/
75		protected $composer;
76
77		/**
78		* @var IOInterface
79		*/
80		public $io;
81
82		/**
83		* Initializes the plugin object with the passed $composer and $io.
84		* @param Composer $composer
85		* @param IOInterface $io
86		*/
87		public function activate(Composer $composer, IOInterface $io)
88		{
89		$this->composer = $composer;
90	2	$this->io = $io;
91		}
92	2
93	2	/**
94	2	* Returns list of events the plugin is subscribed to.
95		* @return array list of events
96		*/
97		public static function getSubscribedEvents()
98		{
99		return [
100	1	ScriptEvents::POST_AUTOLOAD_DUMP => [
101		['onPostAutoloadDump', 0],
102		],
103	1	];
104	1	}
105	1
106	1	/**
107		* This is the main function.
108		* @param Event $event
109		*/
110		public function onPostAutoloadDump(Event $event)
		0 ignored issues – show Unused Code introduced 2016-05-18 08:10 UTC by Report Bug Copy Issue Report The parameter `$event` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
111		{
112		$this->io->writeError('<info>Assembling config files</info>');
113		$this->scanPackages();
114
115		$builder = new Builder($this->files);
116		$builder->setAddition(['aliases' => $this->aliases]);
117		$builder->setIo($this->io);
118		$builder->saveFiles();
119		$builder->writeConfig('aliases', $this->aliases);
120		$builder->writeConfig('extensions', $this->extensions);
121		$builder->buildConfigs();
122		}
123
124		protected function scanPackages()
125		{
126		foreach ($this->getPackages() as $package) {
127		if ($package instanceof CompletePackageInterface) {
128		$this->processPackage($package);
129		}
130		}
131		}
132
133		/**
134		* Scans the given package and collects extensions data.
135		* @param PackageInterface $package
136		*/
137		protected function processPackage(CompletePackageInterface $package)
138		{
139		$extra = $package->getExtra();
140		$files = isset($extra[self::EXTRA_OPTION_NAME]) ? $extra[self::EXTRA_OPTION_NAME] : null;
141
142		if ($package->getType() !== self::YII2_PACKAGE_TYPE && is_null($files)) {
143		return;
144		}
145
146		if (is_array($files)) {
147		$this->processFiles($package, $files);
148		}
149
150		$aliases = array_merge(
151		$this->prepareAliases($package, 'psr-0'),
152		$this->prepareAliases($package, 'psr-4')
153		);
154		$this->aliases = array_merge($this->aliases, $aliases);
155
156		$this->extensions[$package->getPrettyName()] = array_filter([
157		'name' => $package->getPrettyName(),
158		'version' => $package->getVersion(),
159		'reference' => $package->getSourceReference() ?: $package->getDistReference(),
160		'aliases' => $aliases,
161		]);
162		}
163
164		protected function processFiles(CompletePackageInterface $package, array $files)
165		{
166		foreach ($files as $name => $pathes) {
167		foreach ((array) $pathes as $path) {
168		if (!isset($this->files[$name])) {
169		$this->files[$name] = [];
170		}
171		array_push($this->files[$name], $this->preparePath($package, $path));
172		}
173		}
174		}
175
176		/**
177		* Prepare aliases.
178		* @param PackageInterface $package
179		* @param string 'psr-0' or 'psr-4'
180		* @return array
181		*/
182		protected function prepareAliases(PackageInterface $package, $psr)
183		{
184		$autoload = $package->getAutoload();
185		if (empty($autoload[$psr])) {
186		return [];
187		}
188
189		$aliases = [];
190		foreach ($autoload[$psr] as $name => $path) {
191		if (is_array($path)) {
192		// ignore psr-4 autoload specifications with multiple search paths
193		// we can not convert them into aliases as they are ambiguous
194		continue;
195		}
196		$name = str_replace('\\', '/', trim($name, '\\'));
197		$path = $this->preparePath($package, $path);
198		if ('psr-0' === $psr) {
199		$path .= '/' . $name;
200		}
201		$aliases["@$name"] = $path;
202		}
203
204		return $aliases;
205		}
206
207		/**
208		* Builds path inside of a package.
209		* @param PackageInterface $package
210		* @param mixed $path can be absolute or relative
211		* @return string absolute pathes will stay untouched
212		*/
213		public function preparePath(PackageInterface $package, $path)
214		{
215		$skippable = false;
216		if (strncmp($path, '?', 1) === 0) {
217		$skippable = true;
218		$path = substr($path, 1);
219		}
220		if (!$this->getFilesystem()->isAbsolutePath($path)) {
221		$prefix = $package instanceof RootPackageInterface
222		? $this->getBaseDir()
223		: $this->getVendorDir() . '/' . $package->getPrettyName()
224		;
225		$path = $prefix . '/' . $path;
226		}
227
228		return ($skippable ? '?' : '') . $this->getFilesystem()->normalizePath($path);
229		}
230
231		/**
232		* Sets [[packages]].
233		* @param PackageInterface[] $packages
234		*/
235		public function setPackages(array $packages)
236		{
237		$this->packages = $packages;
238		}
239
240		/**
241		* Gets [[packages]].
242		* @return \Composer\Package\PackageInterface[]
243		*/
244		public function getPackages()
245		{
246		if ($this->packages === null) {
247		$this->packages = $this->findPackages();
248		}
249
250		return $this->packages;
251		}
252
253		/**
254		* Plain list of all project dependencies (including nested) as provided by composer.
255		* The list is unordered (chaotic, can be different after every update).
256		*/
257		protected $plainList = [];
258
259		/**
260		* Ordered list of package. Order @see findPackages
261		*/
262		protected $orderedList = [];
263
264		/**
265		* Returns ordered list of packages:
266		* - listed earlier in the composer.json will get earlier in the list
267		* - childs before parents.
268		* @return \Composer\Package\PackageInterface[]
269		*/
270		public function findPackages()
271		{
272		$root = $this->composer->getPackage();
273		$this->plainList[$root->getPrettyName()] = $root;
274		foreach ($this->composer->getRepositoryManager()->getLocalRepository()->getCanonicalPackages() as $package) {
275		$this->plainList[$package->getPrettyName()] = $package;
276		}
277		$this->orderedList = [];
278		$this->iteratePackage($root, true);
279
280		if ($this->io->isVerbose()) {
281		$indent = ' - ';
282		$packages = $indent . implode("\n$indent", $this->orderedList);
283		$this->io->writeError($packages);
284		}
285		$res = [];
286		foreach ($this->orderedList as $name) {
287		$res[] = $this->plainList[$name];
288		}
289
290		return $res;
291		}
292
293		/**
294		* Iterates through package dependencies.
295		* @param PackageInterface $package to iterate
296		* @param bool $includingDev process development dependencies, defaults to not process
297		*/
298		public function iteratePackage(PackageInterface $package, $includingDev = false)
299		{
300		$name = $package->getPrettyName();
301
302		/// prevent infinite loop in case of circular dependencies
303		static $processed = [];
304		if (isset($processed[$name])) {
305		return;
306		} else {
307		$processed[$name] = 1;
308		}
309
310		$this->iterateDependencies($package);
311		if ($includingDev) {
312		$this->iterateDependencies($package, true);
313		}
314		if (!isset($this->orderedList[$name])) {
315		$this->orderedList[$name] = $name;
316		}
317		}
318
319		/**
320		* Iterates dependencies of the given package.
321		* @param PackageInterface $package
322		* @param bool $dev which dependencies to iterate: true - dev, default - general
323		*/
324		public function iterateDependencies(PackageInterface $package, $dev = false)
325		{
326		$path = $this->preparePath($package, 'composer.json');
327		if (file_exists($path)) {
328		$conf = json_decode(file_get_contents($path), true);
329		$what = $dev ? 'require-dev' : 'require';
330		$deps = isset($conf[$what]) ? $conf[$what] : [];
331		} else {
332		$deps = $dev ? $package->getDevRequires() : $package->getRequires();
333		}
334		foreach (array_keys($deps) as $target) {
335		if (isset($this->plainList[$target]) && !isset($this->orderedList[$target])) {
336		$this->iteratePackage($this->plainList[$target]);
337		}
338		}
339		}
340
341		/**
342		* Get absolute path to package base dir.
343		* @return string
344		*/
345		public function getBaseDir()
346		{
347		if ($this->baseDir === null) {
348	2	$this->baseDir = dirname($this->getVendorDir());
349		}
350	2
351	2	return $this->baseDir;
352		}
353
354		/**
355		* Get absolute path to composer vendor dir.
356		* @return string
357	1	*/
358		public function getVendorDir()
359	1	{
360		if ($this->vendorDir === null) {
361		$dir = $this->composer->getConfig()->get('vendor-dir', '/');
362		$this->vendorDir = $this->getFilesystem()->normalizePath($dir);
363	1	}
364
365		return $this->vendorDir;
366		}
367
368		/**
369		* Getter for filesystem utility.
370		* @return Filesystem
371		*/
372		public function getFilesystem()
373		{
374		if ($this->filesystem === null) {
375		$this->filesystem = new Filesystem();
376		}
377
378		return $this->filesystem;
379		}
380		}
381

hiqdev / composer-config-plugin

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